/ Dictionary / Index D doer: Meaning and Definition of Find definitions for: do•er Pronunciation: (d'ur), [key] — n. a person or thing that does something, esp. a person who gets things done with vigor and efficiency. a person characterized by action, as distinguished from one given to contemplation. an amusing or eccentric person; character. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: doer (Thesaurus) Doenitz does Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language